List 3 reasons why behavior analysts must measure behavior?

explanation:

yes you are doing it right great gob

lunar landing mission. apollo 11 was the first manned mission to land on the moon. the first steps by humans on another planetary body were taken by neil armstrong and buzz aldrin on july 20, 1969. the astronauts also returned to earth the first samples from another planetary body.

explanation:

on island x the species needed to adapt because they were being subject to predators which didn't inhabit island y.  

not always but somethings can be reproduced in a laboratory.